4820-01-472-0485 VALVE,CHECK Index 4820-01-472-0487 VALVE ASSY,SEALING

National Stock Number:
5640-01-472-0486

Federal Supply Class:
5640

National Item Identification Number:
014720486

Description:
SOUND CONTROLLING B


Manufacturer Information:
901-020-730-12977272THE BOEING COMPANY


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